Service difficulty report · Switch · Cessna 680A

Difficulty date
May 2, 2025
Submitted
May 13, 2025
Operation
Air carrier
Aircraft
N649QS
Make and model
Cessna 680A
Aircraft serial
680A0195
Aircraft time
6,517 hours, 4,254 cycles
Part
Switch
Condition
Faulted
Location
Wow
Stage of operation
CL
How discovered
O
Nature of condition
J
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

ENG CNTRL FAULT L AMBER CAS: ON CLIMB OUT THE AMBER CAS ILLUMINATED PASSING THROUGH 38500 FEET, FOLLOWED BY A AMBER WOW MISCOMPARE. AT APPROXIMATELY 39700 FEET THE A/I STAB HOT AMBER CAS MESSAGE ILLUMINATED. QRH PROCEDURE COMPLETED AND THE ENG CONTROL FAULT L AMBER CAS REMAINED ILLUMINATED AS WELL AS THE WOW MISCOMPARE CAS. CORRECTIVE ACTION: LH MLG WOW SWITCH SHIFTED TO GND WHILE IN AIR. PERFORMED GVI OF LH MLG AND WHEEL WELL AREA, NO DEFECTS FOUND. SWITCH ON ORDER. ONCE SQUAT SWITCH ARRIVED. PERFORMED REPLACEMENT OF THE LH SQUAT SWITCH WITH A NEW SWITCH I.A.W CE 680A 32-60-05. UNABLE TO PERFORM ADJUSTMENT AND OPS CHECK DUE TO AIRFIELD HAVING NO HANGER SPACE TO PERFORMED JACKING. NJ TO FERRY AIRCRAFT TO LOCATION ABLE TO PERFORM OPS CHECKS. SWITCH P/N OFF S3176-1 SWITCH P/N ON S3176-1 WITH 8130 FROM TEXTRON AVIATION CRS#PC4 ON WO: 6218664 DATED 02/MAY/2025 C/W CE-680A AMM 32-60-05 PARAGRAGH 6 AND 7 MLG GEAR SQUAT SWITCH POST MX CHECKS AND OPS CHECKS ARE GOOD WITH NO DEFECTS NOTED.

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